Tyan mainboard changes form YhLu

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1326 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 38 insertions, 0 deletions

diff --git a/src/mainboard/tyan/s2850/failover.c b/src/mainboard/tyan/s2850/failover.c
new file mode 100644
index 0000000000..8eeeaef7e1
--- /dev/null
+++ b/src/mainboard/tyan/s2850/failover.c
@@ -0,0 +1,38 @@
+#define ASSEMBLY 1
+#include <stdint.h>
+#include <device/pci_def.h>
+#include <device/pci_ids.h>
+#include <arch/io.h>
+#include "arch/romcc_io.h"
+#include "pc80/mc146818rtc_early.c"
+#include "southbridge/amd/amd8111/amd8111_enable_rom.c"
+#include "northbridge/amd/amdk8/early_ht.c"
+#include "cpu/p6/boot_cpu.c"
+#include "northbridge/amd/amdk8/reset_test.c"
+
+static void main(void)
+{
+	/* Nothing special needs to be done to find bus 0 */
+	/* Allow the HT devices to be found */
+	enumerate_ht_chain(0);
+
+	/* Setup the 8111 */
+	amd8111_enable_rom();
+
+	/* Is this a cpu reset? */
+	if (cpu_init_detected()) {
+		if (last_boot_normal()) {
+			asm("jmp __normal_image");
+		} else {
+			asm("jmp __cpu_reset");
+		}
+	}
+	/* Is this a secondary cpu? */
+	else if (!boot_cpu() && last_boot_normal()) {
+		asm("jmp __normal_image");
+	}
+	/* This is the primary cpu how should I boot? */
+	else if (do_normal_boot()) {
+		asm("jmp __normal_image");
+	}
+}